@import "theme.css";

/* Base Styles */
:root {
    --primary-color: #0066ff;
    --secondary-color: #f8f9fa;
    --accent-color: #28a745;
    --dark-color: #212529;
    --light-gray: #6c757d;
    --border-radius: 8px;
    --transition: all 0.3s ease;
}

/* Smooth transitions for better UX */
* {
    box-sizing: border-box;
}

body {
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
    color: var(--dark-color);
}

/* Enhanced buttons */
.btn-primary {
    background: linear-gradient(135deg, var(--primary-color), #0052cc);
    border: none;
    border-radius: var(--border-radius);
    transition: var(--transition);
    font-weight: 500;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0, 102, 255, 0.3);
}

/* Upload area improvements */
.upload-area {
    transition: var(--transition);
    border: 2px dashed #e9ecef;
    border-radius: var(--border-radius);
    background: #fff;
}

.upload-area:hover {
    border-color: var(--primary-color);
    background-color: #f8f9ff;
    transform: translateY(-2px);
}

.upload-area.dragover {
    border-color: var(--primary-color) !important;
    background-color: #f0f7ff !important;
    transform: scale(1.02);
}

/* Feature cards */
.feature-card {
    transition: var(--transition);
    border-radius: var(--border-radius);
    border: 1px solid #e9ecef;
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

/* Loading spinner */
.spinner {
    border: 3px solid #f3f3f3;
    border-top: 3px solid var(--primary-color);
    border-radius: 50%;
    width: 40px;
    height: 40px;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% {
        transform: rotate(0deg);
    }
    100% {
        transform: rotate(360deg);
    }
}

/* Image comparison styles */
.image-container {
    position: relative;
    overflow: hidden;
    border-radius: var(--border-radius);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.comparison-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
}

.slider-line {
    position: absolute;
    top: 0;
    bottom: 0;
    width: 2px;
    background: #fff;
    cursor: ew-resize;
    z-index: 10;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.3);
}

.slider-line::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 32px;
    height: 32px;
    background: #fff;
    border-radius: 50%;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Category buttons */
.category-btn {
    background: var(--secondary-color);
    color: var(--light-gray);
    border: 1px solid #e9ecef;
    border-radius: 25px;
    transition: var(--transition);
    font-weight: 500;
}

.category-btn:hover {
    background: #e9ecef;
    color: #495057;
}

.category-btn.active {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

/* Navbar improvements */
.navbar-shadow {
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

/* Alert styles */
.alert {
    border-radius: var(--border-radius);
    border: none;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

/* Form improvements */
.form-control, .form-select {
    border-radius: var(--border-radius);
    border: 1px solid #e9ecef;
    transition: var(--transition);
}

.form-control:focus, .form-select:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 0.2rem rgba(0, 102, 255, 0.25);
}

/* Stats cards */
.stats-card {
    transition: var(--transition);
    border-radius: var(--border-radius);
}

.stats-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.1);
}

/* Responsive design */
@media (max-width: 768px) {
    .upload-area {
        padding: 1.5rem 1rem;
    }

    .btn-primary {
        width: 100%;
        margin-bottom: 0.5rem;
    }

    .feature-card {
        margin-bottom: 1rem;
    }

    .image-container {
        width: 100% !important;
        max-width: 400px !important;
        height: 240px !important;
    }
}

/* Accessibility improvements */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* Focus styles for better accessibility */
.btn:focus,
.form-control:focus,
.form-select:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

/* Print styles */
@media print {
    .btn, .navbar, .footer {
        display: none !important;
    }

    .feature-card {
        box-shadow: none !important;
        border: 1px solid #ddd !important;
    }
}

/* Dark mode support */
@media (prefers-color-scheme: dark) {
    :root {
        --dark-color: #f8f9fa;
        --secondary-color: #343a40;
        --light-gray: #adb5bd;
    }

    body {
        background-color: #121212;
        color: var(--dark-color);
    }

    .upload-area {
        background: #1e1e1e;
        border-color: #495057;
    }

    .feature-card {
        background: #1e1e1e;
        border-color: #495057;
    }
}

/* Utility classes */
.gradient-text {
    background: linear-gradient(135deg, var(--primary-color), #0052cc);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.shadow-soft {
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.border-radius {
    border-radius: var(--border-radius);
}

/* Loading states */
.loading {
    opacity: 0.7;
    pointer-events: none;
}

.loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 20px;
    height: 20px;
    border: 2px solid #f3f3f3;
    border-top: 2px solid var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}